#238EA4#238EA4

#238EA4 is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 59.9% C 0.097 H 215.3°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#238EA4
RGB	rgb(35, 142, 164)
HSL	hsl(190, 65%, 39%)
HSV	hsv(190, 79%, 64%)
CMYK	cmyk(78.7%, 13.4%, 0%, 35.7%)
CIE-LAB	lab(54.43, -21.51, -20.04)
CIE-LCH	lch(54.43, 29.40, 222.97°)
OKLab	oklab(59.86% -0.0791 -0.0559)
OKLCH	oklch(59.86% 0.097 215.3)
XYZ	xyz(17.0641, 22.3816, 38.5355)
Luminance	0.2238 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238EA4 #A43923

analogous

#23A47A #238EA4 #234DA4

triadic

#238EA4 #A4238E #8EA423

tetradic

#238EA4 #7A23A4 #A43923 #4DA423

square

#238EA4 #7A23A4 #A43923 #4DA423

split-complementary

#238EA4 #A4234D #A47A23

monochromatic

#0D373F #186272 #238EA4 #31B7D3 #64C9DE

Accessibility & contrast

On white

3.83

#238EA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#238EA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238EA4

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238EA4	#FFFFFF	#000000	##000000
##238EA4	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F89A5

Deuteranopia (green-blind)

#6D7DA4

Tritanopia (blue-blind)

#009695

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #238ea4;
/* rgb */ color: rgb(35, 142, 164);
/* oklch */ color: oklch(59.9% 0.097 215.3);

Tailwind

colors: {
  custom: {
    50: '#74afbf',
    500: '#238ea4',
    950: '#000000',
  },
}

SCSS

$custom: #238ea4;
$custom-light: #74afbf;
$custom-dark: #000000;

JSON

{
  "hex": "#238ea4",
  "rgb": {
    "r": 35,
    "g": 142,
    "b": 164
  },
  "hsl": {
    "h": 190.233,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.59859,
    "c": 0.0969,
    "h": 215.3
  },
  "luminance": 0.22384
}

Semantic roles & 50–950 ramp

primary

#238EA4

secondary

#C37160

accent

#5D40E8

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #238EA4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →